Re: [PATCH] usb: gadget: f_fs: Define pr_fmt

From: Bjorn Andersson
Date: Thu Aug 08 2024 - 20:54:29 EST


On Tue, Jul 30, 2024 at 07:00:32AM +0200, Greg Kroah-Hartman wrote:
> On Mon, Jul 29, 2024 at 03:53:50PM -0700, Bjorn Andersson wrote:
> > The majority of log entries of f_fs are generated with no indication of
> > their origin. Prefix these, using pr_fmt, to make the kernel log
> > clearer.
> >
> > Signed-off-by: Bjorn Andersson <quic_bjorande@xxxxxxxxxxx>
> > ---
> > drivers/usb/gadget/function/f_fs.c | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
> > index d8b096859337..14ee43cb27b6 100644
> > --- a/drivers/usb/gadget/function/f_fs.c
> > +++ b/drivers/usb/gadget/function/f_fs.c
> > @@ -10,6 +10,7 @@
> > * Copyright (C) 2003 Agilent Technologies
> > */
> >
> > +#define pr_fmt(fmt) "f_fs: " fmt
>
> Why not fix the driver up to use the proper dev_*() printing functions
> instead?
>

I looked for that, but unless I'm completely misunderstanding the code,
there are no struct device involved to print upon. Is there some other
instance information that we'd like to include in these prints?

> Or, use KBUILD_MODNAME?
>

I can certainly use that instead of the hard coded string, if you
prefer...

Regards,
Bjorn

> thanks,
>
> greg k-h